function checkUsername(name)
		{
		
		if (window.XMLHttpRequest)
		  {// code for IE7+, Firefox, Chrome, Opera, Safari
		  xmlhttp=new XMLHttpRequest();
		  }
		else
		  {// code for IE6, IE5
		  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
		  }
		xmlhttp.onreadystatechange=function()
		  {
		  if (xmlhttp.readyState==4 && xmlhttp.status==200)
			{
			document.getElementById("errorusername").innerHTML=xmlhttp.responseText;
			}
		  }
		xmlhttp.open("GET","checkusername.php?username="+name,true);
		xmlhttp.send();
		}
function checkEmail(email)
		{
		
		if (window.XMLHttpRequest)
		  {// code for IE7+, Firefox, Chrome, Opera, Safari
		  xmlhttp=new XMLHttpRequest();
		  }
		else
		  {// code for IE6, IE5
		  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
		  }
		xmlhttp.onreadystatechange=function()
		  {
		  if (xmlhttp.readyState==4 && xmlhttp.status==200)
			{
			document.getElementById("erroremail").innerHTML=xmlhttp.responseText;
			}
		  }
		xmlhttp.open("GET","checkEmail.php?email="+email,true);
		xmlhttp.send();
		}